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How to erase the file contents of text file in Python?
...n python:
open('file.txt', 'w').close()
Or alternatively, if you have already an opened file:
f = open('file.txt', 'r+')
f.truncate(0) # need '0' when using r+
In C++, you could use something similar.
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How is the Linux kernel tested ?
... but only reported via /sys/kernel/debug/kmemleak.
Kmemcheck traps every read and write to memory that was allocated dynamically (i.e. with kmalloc()). If a memory address is read that has not previously been written to, a message is printed to the kernel log. Also is a part of Linux Kernel
Fault...
Putty: Getting Server refused our key Error
... sshd_conf:
LogLevel DEBUG3
By looking at the logs I realized that sshd reads the key correctly but rejects it because of the incorrect identifier.
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Biggest advantage to using ASP.Net MVC vs web forms
...t doesn't make you jump through hoops to do so. So maybe that point should read something like 'makes SoC easier to implement'
– Erik van Brakel
Jan 25 '09 at 23:21
4
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PHP script to loop through all of the files in a directory?
.../to/files";
if ($handle = opendir($path)) {
while (false !== ($file = readdir($handle))) {
if ('.' === $file) continue;
if ('..' === $file) continue;
// do something with the file
}
closedir($handle);
}
?>
...
What's the equivalent of use-commit-times for git?
...appropriate for a DVCS (as in "Distributed" VCS)
The huge discussion had already took place in 2007 (see this thread)
And some of Linus's answer were not too keen on the idea. Here is one sample:
I'm sorry. If you don't see how it's WRONG to set a datestamp back to something that will make a simple...
How to make child process die after parent exits?
... This is a poor solution because the parent might have died already. Race condition. Correct solution: stackoverflow.com/a/17589555/412080
– Maxim Egorushkin
Dec 22 '15 at 17:49
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Mail multipart/alternative vs multipart/mixed
...mail/smtp/package-summary.html
http://forum.java.sun.com/thread.jspa?threadID=5205249
smtpsend.java - demo program from javamail
*/
props.put("mail.smtps.quitwait", "false");
Session session = Session.getInstance(props, null);
// -- C...
How to see query history in SQL Server Management Studio
...e queries executed in SSMS by default. There are several options though.
Reading transaction log – this is not an easy thing to do because its in proprietary format. However if you need to see queries that were executed historically (except SELECT) this is the only way.
You can use third party...
Copy file(s) from one project to another using post build event…VS2010
...es.
/Y - Do not prompt for overwrite of existing files.
/R - Overwrite read-only files.
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